Diaphragm Actuators - ARCA Regler Gmbh

Diaphragm Actuators
Pneumatic Actuators
General Data
Air supply, max. 6 bar
Ambient temperature –20 to +80 °C (–40 to +90 °C)
Actuator Series 812
Size MF I MF III
Stroke, max. 20 mm 30 mm 30 mm 60 mm
Diaphragm effective area 320 cm 2 320 cm 2 720 cm 2 720 cm 2
No. of springs 6 6 12 12
Actuating force, spring return, max. 6.3 kN 4.8 kN 16 kN 14 kN
Actuating force, air, max. 14.4 kN 14.4 kN 32.4 kN 32.4 kN
Actuator Series 811
Size UMA 0 UMA I UMA III UMA V
Stroke, max. 20 mm 30 mm 60 mm 120 mm
Diaphragm effective area 210 cm 2 320 cm 2 720 cm 2 1440 cm 2
No. of springs 1 1 1 1
Actuating force, spring return, max. 4.5 kN 7.7 kN 17.3 kN 33.1 kN
Actuating force, air, max. 11.6 kN 17.8 kN 39.5 kN 81.2 kN
Actuator Series MA
Size 16 21 31 41 60
Stroke, max. 20 mm 35 mm 59 mm 118 mm 136 mm
Diaphragm effective area 85–110 cm 2 150–240 cm 2 355–550 cm 2 600–1135 cm 2 1500–2185 cm 2
No. of springs 7 7 7 14 16
Actuating force, spring return, max. 2.6 kN 4.3 kN 8.4 kN 25.2 kN 45 kN
Actuating force, air, max. 4.6 kN 8.5 kN 22.4 kN 40.5 kN 87 kN
Quarter-turn actuator Series 840
Size 841 842 843 844
Valve opening angle 0–60° / 0–90° / 30–90°
Diaphragm effective area 104 cm 2 360 cm 2 470 cm 2 780 cm 2
No. of springs 1 1 1 1
Actuating torque, spring return, max. 46 Nm 253 Nm 715 Nm 1630 Nm
Actuating torque, air, max. 87 Nm 460 Nm 1345 Nm 2295 Nm
ARCA Regler GmbH
Kempener Str.18, D-47918 Tönisvorst
Phone +49 (0)2156-7709-0, Fax +49 (0)2156 7709-55
www.arca-valve.com, sale@arca-valve.com
ARCA Flow Group worldwide: Competence in valves, pumps & cryogenics
Armaturen AG
von Rohr
ARCA BV
von Rohr
3056457 00 10.11.1